//
//  NSDictionary+Null.h
//  HZ_New_Stock
//
//  Created by zeroing on 16/11/7.
//  Copyright © 2016年 Zeroing. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface NSDictionary (Null)
+(NSDictionary *)nullDic:(NSDictionary *)myDic;
+(NSArray *)nullArr:(NSArray *)myArr;
+(NSString *)stringToString:(NSString *)string;
+(id)changeType:(id)myObj;
@end
